There are many advantages to hiring a FreeMarker developer. FreeMarker is a very popular template engine that is used by many companies, so there is a large pool of developers to choose from. Additionally, FreeMarker is a very mature template engine with many features and great documentation. This makes it easier for developers to get up to speed on the engine and start developing templates quickly. Finally, because FreeMarker is open source, it is easy for developers to contribute back to the project if they find bugs or want to add new features.